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Two helical springs of the same material and of equal circular...

This question belongs to Mechanical Engineering Machine Design
Machine Design
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Two helical springs of the same material and of equal circular cross-section, length and number of turns, but having radii 80 mm and 40 mm, kept concentrically (smaller radius spring within the larger radius spring), are compressed between two parallel planes with a load W. The inner spring will carry a load equal to

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Correct Answer: Option B
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2 Comments
Sarveshwer Chandra
Sarveshwer Chandra 6 years ago
D. 8W/9
Rajesh Singh
Rajesh Singh 7 years ago
load is inversely proprotion to cube of radius. this way ratio of load shared by outer to inner spring is (1:8).so inner spring carry load (8/9W)
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